Table 1 Clinical characteristics, and results of 30 days stable state monitoring in 31 patients with COPD.

Age (years)

72.1

6.9

FEV₁ (l)*

1.10

0.49

FEV₁ (% predicted)*

45.9

22.7

FVC (l)*

2.46

0.82

FEV₁/FVC*

0.45

0.15

Body Mass Index (BMI) (kgm^-2)

27.0

5.6

St. George's Respiratory Questionnaire (SGRQ) (Total Score)

49.9

16.0

Median

IQR

Smoking (Pack years)

51

38-66

Exacerbation Frequency**

3

1-4

n

%

Male

21

68

Current Smokers

6

19

β-blocker or rate-limiting Calcium-channel antagonist

7

23

Mean

Stable Mean Heart Rate (min^-1)

77.8

Stable SD Heart Rate (min^-1)

4.9

Stable Mean Oxygen Saturation (SpO₂) (%)

94.8

Stable SD Oxygen Saturation (SpO₂) (%)

1.0

Stable Mean Peak Expiratory Flow (PEF) (lmin¹)

231.5

Stable SD Peak Expiratory Flow (PEF) (lmin¹)

11.4